Home / 10,943.66-16,404.93-3,543.09

Finding the Fourth Proportional to 10,943.66, 16,404.93 and 3,543.09

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Solution

The fourth proportional to 10,943.66, 16,404.93 and 3,543.09 is: 5,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.66 : 16,404.93 = 3,543.09 : x
  2. Step 2: Convert to fraction form
    10,943.66/16,404.93 = 3,543.09/x
  3. Step 3: Cross multiply
    10,943.66x = 16,404.93 × 3,543.09
  4. Step 4: Simplify right side
    10,943.66x = 58,124,174.19
  5. Step 5: Solve for x
    x = 58,124,174.19/10,943.66
  6. Step 6: Final answer
    x = 5,311.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.